/*
 * Copyright 2005-2013 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.springframework.ldap.config;

import org.springframework.util.StringUtils;
import org.w3c.dom.Element;

/**
 * @author Mattias Hellborg Arthursson
 */
final class ParserUtils {
    static final String NAMESPACE = "http://www.springframework.org/schema/ldap";

    /**
     * Not to be instantiated
     */
    private ParserUtils() {

    }

    static boolean getBoolean(Element element, String attribute, boolean defaultValue) {
        String theValue = element.getAttribute(attribute);
        if (StringUtils.hasText(theValue)) {
            return Boolean.valueOf(theValue);
        }

        return defaultValue;
    }

    static String getString(Element element, String attribute, String defaultValue) {
        String theValue = element.getAttribute(attribute);
        if (StringUtils.hasText(theValue)) {
            return theValue;
        }

        return defaultValue;
    }

    static int getInt(Element element, String attribute, int defaultValue) {
        String theValue = element.getAttribute(attribute);
        if (StringUtils.hasText(theValue)) {
            return Integer.parseInt(theValue);
        }

        return defaultValue;
    }
}
